Dr. Yolanda Rosi Helfrich, MD
- Medicare services, 2024
- 1,203
- Medicare patients, 2024
- 354
- Part D claims, 2024
- 51
- Publications
- 33
- Clinical trials
- 1
- Practice address
- 1500 E Medical Center Dr, Ann Arbor, MI 48109
- Practice phone
- Call (734) 936-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Hospital
School-Based Health Center · Ann Arbor, Michigan
Find Dr. Helfrich's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Yolanda Rosi Helfrich is a dermatologist in Ann Arbor, Michigan
Dr. Helfrich practices at University Hospital in Ann Arbor, Michigan.
Dr. Helfrich's NPI, 1003903873, was assigned on October 5, 2006. Dr. Helfrich graduated from University of Michigan Medical School in 2001. Dr. Helfrich holds Michigan license 4301077776.
- NPI
- 1003903873NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325065568
- NPI enumeration date
- October 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (734) 936-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Yolanda Rosi Helfrich practices at University Hospital in Ann Arbor, Michigan
Dr. Helfrich's primary practice is University Hospital, at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The practice phone is (734) 936-4000.
- University Hospital1500 E Medical Center Dr, Ann Arbor, MI 48109Phone(734) 936-4000
Source: Dmand AI Affiliation Data
Dr. Yolanda Rosi Helfrich is affiliated with 3 sites of care and 1 medical group
Dr. Helfrich's primary practice is University Hospital in Ann Arbor, Michigan. Dr. Helfrich is also affiliated with University Hospital. The medical group on file is University of Michigan Health. Dmand AI also links Dr. Helfrich to 1 more hospital, named with a free account. Dr. Helfrich's employer is on file too: a school & student health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Yolanda Rosi Helfrich's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Helfrich practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Yolanda Rosi Helfrich is one of 430 dermatologists in Michigan
Dermatology is Dr. Helfrich's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Helfrich is licensed in Michigan.
Specialties and state licenses
- Dermatology, MichiganPrimary
Dermatologists near Dr. Helfrich
Counts of dermatologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Yolanda Rosi Helfrich billed Medicare for 1,203 services in 2024
CMS data shows 1,203 Medicare services from Dr. Helfrich across 11 procedure codes in 2024, for 354 Medicare patients. Medicare paid $33,816 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Helfrich's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1,5292024: 85444%
- Office and hospital visits
- 2023: 5462024: 33239%
- Other services
- 2023: 02024: 17
Dr. Helfrich compared with the Michigan median for dermatologists, 2024
- Dr. Helfrich
- Michigan median
- Medicare services
- 1,203vs 1,43316% below
- Medicare patients
- 354vs 3868% below
- Part D claims
- 15vs 52897% below
Medians across 396 dermatologists in Michigan with Dmand AI profiles that report each measure.
Dr. Helfrich's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Yolanda Rosi Helfrich treated 354 Medicare patients in 2024, average age 73
CMS counts 354 Medicare patients who saw Dr. Helfrich in 2024. The largest group is 65 to 74, with 156 patients. 66% of them have high blood pressure, and 62% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.43, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Helfrich's median patient age at 67, with 59% women.
Dr. Helfrich's Medicare patients by age, 2024
Dr. Helfrich's Medicare patients by sex, 2024
- Women20357%
- Men15143%
Chronic conditions among Dr. Helfrich's Medicare patients, 2024
- High blood pressure66%
- High cholesterol62%
- Arthritis41%
- Mood disorders24%
- Diabetes22%
- Anxiety21%
- Cancer21%
- Depression21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Helfrich's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Yolanda Rosi Helfrich wrote 51 Medicare Part D claims in 2024
In 2024, Dr. Helfrich wrote 51 Medicare Part D claims for 18 patients. 76% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $347 in total drug cost. In 2023, CMS named 29 claims across 2 drugs.
Dr. Helfrich's Part D claims by kind of drug, 2024
- Generic39 claims76%
- Brand-name12 claims24%
Dr. Helfrich's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 292024: 1548%
Drugs named by CMS: 1 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Yolanda Rosi Helfrich ranks in the 82nd percentile for removal of skin lesions in Medicare
Dr. Helfrich accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 281 procedures of removal of skin lesions by Dr. Helfrich, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Helfrich ranks in Medicare procedure volume
- Removal of skin lesions
- 82nd percentile281 procedures
- Skin biopsy
- 82nd percentile159 procedures
- Removal or shaving of skin growth
- 70th percentile19 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Yolanda Rosi Helfrich has 33 publications on record
Dmand AI links 33 papers to Dr. Helfrich, published from 2014 to 2024. 2022 was the busiest year, with 5. The most frequent topics are Dermatology, Epidermis and Internship and Residency. Dr. Helfrich has published most often in JAAD Case Rep. Dr. Helfrich's most frequent co-authors are John J. Voorhees, MD, Lisa E. Maier, MD and Dana Lynn Sachs, MD.
Dr. Helfrich's papers by year, 2014 to 2024
Topics Dr. Helfrich writes about most
- Dermatology
- Epidermis
- Internship and Residency
- Rosacea
- Skin
- Collagen Diseases
- Dermatologic Agents
- Face
Dr. Helfrich's most frequent co-authors
- John J. Voorhees, MD7 shared papers
- Lisa E. Maier, MD4 shared papers
- Dana Lynn Sachs, MD4 shared papers
Recent publications by Dr. Helfrich
Arch Dermatol Res
J Am Acad Dermatol
Int J Dermatol
See who Dr. Helfrich researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Helfrich works with, so you can find a warm path to the right dermatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Yolanda Rosi Helfrich has worked on 1 clinical trial
Dmand AI links Dr. Helfrich to 1 clinical trial. Conditions studied include Psoriasis and Skin Diseases, Papulosquamous. Open Payments lists research payments to Dr. Helfrich that name 1 trial.
Conditions in Dr. Helfrich's trials
- Psoriasis
- Skin Diseases, Papulosquamous
Investigators on the most trials with Dr. Helfrich
- Ahmad Zamael Amin, MD1 shared trial
- Cheryl A. Armstrong, MD1 shared trial
- Frederick R. Behringer, MD1 shared trial
Recent clinical trials with Dr. Helfrich
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Yolanda Rosi Helfrich received $1,297 in industry payments in 2016
CMS Open Payments shows 8 general payments to Dr. Helfrich from 1 drug or device company in 2016. Travel and lodging make up the largest share, 84% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $1,297. It also lists 2 research payments totaling $1,258 from 2016 to 2017, naming 1 clinical trial.
General payments to Dr. Helfrich by kind, 2016 to 2016
- Travel and lodging$1,09484%
- Food and beverage$20316%
Companies that paid Dr. Helfrich the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Yolanda Rosi Helfrich graduated from University of Michigan Medical School
Dr. Helfrich graduated from University of Michigan Medical School in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Yolanda Rosi Helfrich's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Yolanda Rosi Helfrich
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What is Dr. Yolanda Rosi Helfrich's NPI number?
Dr. Yolanda Rosi Helfrich's NPI number is 1003903873. It was assigned on October 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Yolanda Rosi Helfrich?
Dr. Yolanda Rosi Helfrich is a dermatologist in Ann Arbor, Michigan. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Yolanda Rosi Helfrich practice?
Dr. Helfrich practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. Dr. Helfrich's primary practice is University Hospital in Ann Arbor, Michigan. Dmand AI also links Dr. Helfrich to 1 hospital.
What is Dr. Yolanda Rosi Helfrich's office phone number?
The practice phone on file for Dr. Helfrich is (734) 936-4000.
What is Dr. Yolanda Rosi Helfrich's medical license number?
Dr. Helfrich holds Michigan license 4301077776.
Which hospitals is Dr. Yolanda Rosi Helfrich affiliated with?
Dr. Helfrich is affiliated with University Hospital. Dmand AI links Dr. Helfrich to 1 more hospital.
What medical group is Dr. Yolanda Rosi Helfrich part of?
Dr. Helfrich is linked to University of Michigan Health.
Does Dr. Yolanda Rosi Helfrich accept Medicare?
Yes. CMS data shows Dr. Helfrich billed Medicare for 1,203 services in 2024, and Dr. Helfrich accepts Medicare assignment.
How many Medicare patients does Dr. Yolanda Rosi Helfrich see?
CMS counts 354 Medicare patients who saw Dr. Helfrich in 2024, with an average age of 73.
What services does Dr. Yolanda Rosi Helfrich bill to Medicare?
In 2024, Dr. Helfrich's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99214) and surgery: skin and soft tissue (17000).
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Where did Dr. Yolanda Rosi Helfrich go to medical school?
Dr. Helfrich graduated from University of Michigan Medical School in 2001.
What drugs does Dr. Yolanda Rosi Helfrich prescribe most?
In 2024 Medicare Part D data, Dr. Helfrich's most prescribed drugs by claims were Clobetasol Propionate.
Has Dr. Yolanda Rosi Helfrich received payments from drug or device companies?
CMS Open Payments shows $1,297 in general payments to Dr. Helfrich from 1 company from 2016 to 2016. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Yolanda Rosi Helfrich been practicing?
Dr. Helfrich graduated from medical school in 2001, 25 years ago.
Does Dr. Yolanda Rosi Helfrich do research?
Dmand AI links 33 publications to Dr. Helfrich, published from 2014 to 2024. Dr. Helfrich has worked on 1 clinical trial.
Who does Dr. Yolanda Rosi Helfrich publish with?
Dr. Helfrich's most frequent co-authors are John J. Voorhees, MD (7 shared papers), Lisa E. Maier, MD (4 shared papers) and Dana Lynn Sachs, MD (4 shared papers).
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